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Question Number 157870 by Odhiambojr last updated on 29/Oct/21
findtheintegral:∫{(3x+1)/(x2+4)}dx
Answered by puissant last updated on 29/Oct/21
Ω=∫3x+1x2+4dx=∫3xx2+4dx+∫dxx2+4=32∫2xx2+4dx+∫dxx2+4=32ln∣x2+4∣+12arctan(x2)+C..
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